Meco Instruments Pvt. Ltd. Develops products relating to Electrical and Electronics Test and Measuring Instruments. Meco Instruments Pvt. Ltd. Offers Electric Energy - Saving Tester 8550 available with AC Power Supply + Power Meter, Standby power measurement of electric appliances like notebook, desktop PC, LCD TV etc, Two measurement terminals, High resolution [0.1V, 0.1mA], high stability and low drift, Low power quality measurement, Power quality measurement [W, PF, V, A, Harmonics], PC programmable through RS 232C interface, Programmable Over Current Protection [OCP], Memory off 99 preset voltage and frequency and LCD display for monitoring output V, A, W.